| ANEGADA AS CVR 918521127 | OtherContact Person | Since 2017 | — | Active |
| ØVRE GREFSEN VEL CVR 998733081 | BoardBoard of Directors | Since 2023 | — | Active |
| VIKING KULDE AS CVR 922098395 | BoardBoard of Directors | Since 2023 | — | Active |
| MULTI KULDE VEST AS CVR 815804562 | BoardBoard of Directors | Since 2024 | — | Active |
| PTG WINNTECH AS CVR 825587152 | BoardChairman | Since 2025 | — | Active |
| VENTILASJONS- OG RØRENTREPRENØRENES SERVICEKONTOR CVR 886940572 | BoardBoard of Directors | Since 2025 | — | Active |
| PTG RØRVIK KULDE AS CVR 888424202 | BoardChairman | Since 2025 | — | Active |
| AF GRUPPEN ASA CVR 938702675 | OwnerLegal Owner | Since 2024 | 0.0% | Active |
| PTG MULTI KULDE AS CVR 979843445 | BoardChairman | Since 2025 | — | Active |
| PTG HELGELAND AS CVR 986391258 | BoardChairman | Since 2025 | — | Active |
| VKE- FORENINGEN FOR VENTILASJON, KULDE OG ENERGI CVR 994232800 | BoardBoard of Directors | Since 2025 | — | Active |
| PTG VEST AS CVR 920243797 | BoardChairman | Since 2025 | — | Active |
| ARCTIC KULDE AS CVR 980219526 | BoardChairman | Since 2025 | — | Active |
| PTG TEMPRA AS CVR 983718019 | BoardChairman | Since 2025 | — | Active |
| FROSNA GROUP AS CVR 934909372 | BoardBoard of Directors | Since 2026 | — | Active |
